Biologists Have Organized the Diversity of Life into Three Domains

question 53

Multiple Choice

Biologists have organized the diversity of life into three domains based largely on

• A) physical similarities.
• B) ecological niches.
• C) chronological order.
• D) molecular data.
• E) numbers of species.

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Definitions:

Percent Equivalent

A value expressed as a percentage that represents a portion of a whole.

Repeating Decimal

A decimal number in which a sequence of digits repeats indefinitely.

Decimal Notation

A numerical representation system that uses the base 10 and includes a decimal point to separate the integer part from the fractional part.

Percent Equivalent

A value representing a part of a whole as a fraction of 100.